Replace OVERRIDE->override and FINAL->final since we now require C++11.

src/compiler/js-inlining.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_JS_INLINING_H_
 #define V8_COMPILER_JS_INLINING_H_
 
 #include "src/compiler/js-graph.h"
 #include "src/compiler/graph-reducer.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 class JSCallFunctionAccessor;
 
-class JSInliner FINAL : public Reducer {
+class JSInliner final : public Reducer {
  public:
   enum Mode { kBuiltinsInlining, kGeneralInlining };
 
   JSInliner(Mode mode, Zone* local_zone, CompilationInfo* info,
             JSGraph* jsgraph)
       : mode_(mode), local_zone_(local_zone), info_(info), jsgraph_(jsgraph) {}
 
-  Reduction Reduce(Node* node) FINAL;
+  Reduction Reduce(Node* node) final;
 
  private:
   Mode const mode_;
   Zone* local_zone_;
   CompilationInfo* info_;
   JSGraph* jsgraph_;
 
   Node* CreateArgumentsAdaptorFrameState(JSCallFunctionAccessor* call,
                                          Handle<JSFunction> jsfunction,
                                          Zone* temp_zone);
   void AddClosureToFrameState(Node* frame_state, Handle<JSFunction> jsfunction);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_INLINING_H_